internal static void MoveToFile(string filename)
{
if (logFile == null)
{
throw new Exception("Attempt to rename non-existing log file to {0}".F(filename));
}
TraceInfo.WriteLine("Renaming logging to file {0}", filename);
WaitToQueueEmpty(logFile);
Trace.Listeners.Remove(logFile);
logFile.Dispose();
var retryCount = 2;
while (retryCount > 0)
{
try {
File.Move(logFile.FileName, filename);
retryCount = 0;
} catch (IOException) {
retryCount--;
Thread.Sleep(1000);
}
}
logFile = new LogListener(filename);
Trace.Listeners.Add(logFile);
}
private static void WaitToQueueEmpty(LogListener oldLogFile)
{
var count = 10;
while (count-- > 0 && oldLogFile.items.Count > 0)
{
Thread.Sleep(10);
}
}
public static void ToFile(string filename)
{
var oldLogFile = logFile;
logFile = new LogListener(filename);
Trace.Listeners.Add(logFile);
if (oldLogFile != null)
{
TraceInfo.WriteLine("Moving logging to file {0}", filename);
WaitToQueueEmpty(oldLogFile);
Trace.Listeners.Remove(oldLogFile);
oldLogFile.Dispose();
}
}